public static CIMMarker CreateMarker(CIMColor color, double size, MarkerStyle style)
{
var geometry = CreateMarkerGeometry(style);
var symbol = CreatePolygonSymbol(color);
var graphic = new CIMMarkerGraphic {
Geometry = geometry, Symbol = symbol
};
var marker = new CIMVectorMarker();
marker.ColorLocked = false;
marker.Enable = true;
marker.Size = size >= 0 ? size : DefaultMarkerSize;
marker.AnchorPointUnits = SymbolUnits.Relative;
marker.BillboardMode3D = BillboardMode.FaceNearPlane;
marker.DominantSizeAxis3D = DominantSizeAxis.Y;
marker.ScaleSymbolsProportionally = true;
marker.RespectFrame = true;
marker.MarkerGraphics = new[] { graphic };
marker.Frame = style == MarkerStyle.Circle
? GeometryFactory.CreateEnvelope(-5, -5, 5, 5)
: graphic.Geometry.Extent;
return(marker);
}
private void SetFramePrimitiveNames(CIMPointSymbol symbol, string key)
{
if (symbol == null)
{
return;
}
// verify that the point symbol has only one vector marker layer
if (symbol.SymbolLayers == null)
{
return;
}
if (symbol.SymbolLayers.Length != 1)
{
return;
}
CIMVectorMarker marker = symbol.SymbolLayers[0] as CIMVectorMarker;
if (marker == null)
{
return;
}
if (marker.MarkerGraphics == null)
{
return;
}
// find the fill marker
CIMMarkerGraphic fill = null;
CIMMarkerGraphic outline = null;
double maxArea = 0;
double maxLength = 0;
foreach (var graphic in marker.MarkerGraphics)
{
if (graphic == null)
{
continue;
}
var hasFill = SymbolUtil.HasFill(graphic.Symbol as CIMMultiLayerSymbol);
var hasStroke = SymbolUtil.IsStroke(graphic.Symbol as CIMMultiLayerSymbol);
if (graphic.Geometry is ArcGIS.Core.Geometry.Multipart geom)
{
if (hasFill)
{
double area = Math.Abs(geom.Area);
if (area > maxArea)
{
maxArea = area;
fill = graphic;
}
}
if (hasStroke)
{
double length = Math.Abs(geom.Length);
if (length > maxLength)
{
maxLength = length;
outline = graphic;
}
}
}
}
// add the primitive names
foreach (var graphic in marker.MarkerGraphics)
{
if (graphic == fill)
{
SymbolUtil.SetPrimitiveNames(graphic.Symbol as CIMMultiLayerSymbol, "frame_fill", "frame_outline", false, false);
}
else if (graphic == outline)
{
SymbolUtil.SetPrimitiveNames(graphic.Symbol as CIMMultiLayerSymbol, "frame_outline", "frame_outline", false, false);
}
else
{
SymbolUtil.SetPrimitiveNames(graphic.Symbol as CIMMultiLayerSymbol, "frame_outline", "frame_outline", false, false);
}
}
++_updatedSymbols;
}
